Amino acid supplementation has been shown to decrease fat synthesis, improve redox status, and promote energy production via activation of NRF-2 and PGC-1alpha.* The comprehensive blend of essential amino acids in Amino Complex is high in branched-chain amino acids and has been validated through extensive clinical trials to promote lean muscle mass and muscle strength.* The active ingredient formulation in Amino Complex has over 25 years of scientific and clinical research. Amino Complex is a delicious, berry-flavored, lightly-sweetened formula without artificial flavors or sweeteners that mixes easily in warm or cold liquids.